Pedal brake for fast bicycles without and with electric drive
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Light construction material out of closely stacked plant blades, comprises binding and filling materials that consist of foamed mud, clay or its mixture that is mixed to wheat flour with high adhesive portion
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Moisture barrier for use as moisture guard for strawberry plants, has flat half shells made of plastic surrounding strawberry plant extensively, where half shells have fan shaped structures
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Solar collector has plastic film held in clamped state by means of encompassing clamping tube filled with gas, whereby clamping tube undertakes at same time a sealing function through close and large area contact with plastic film
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Solar radiation collector with temperature limitation without shade whose rest temperature does not exceed temperature that can be taken up by free-standing solar cell
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Back pedal brake for bicycles
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Sanitary mixing valve for low temperature water - has actuating lever with mechanical hot water centre stop in addition to right-hand cold water stop
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Tensioning mechanism for foils in solar collectors
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Absorber base for solar-radiation collectors
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Hot water store for solar power system
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Solar energy collector for thermal or simultaneous thermal and electrical energy
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Torque transmitter for pedal=back operation of bicycle brake
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Box-shaped counterflow heat exchanger
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Sawtooth tandem solar cell - has different parts of saw-tooth metallic substrate coated with solar cells for different wavelength ranges
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Pressure controller
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Overheating protector for solar collectors
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Radiant ceiling heating with ribbed double strip
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Safety temperature control for single-lever sanitation mixer
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Mixing valve for a domestic water supply system supplying water at medium temperature and having an additional water heater
